High Pressure Line Pipe Installation Note

WARNING: This page is about a different car, the 2007 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Temporarily tighten the bolts in the order shown in the figure.

Fig 1: Identifying Tightening Sequence Of High Pressure Line Pipe Bolts
Courtesy of MAZDA MOTORS CORP.
Tighten No.1 bolts shown in the figure.
Tightening torque

17-23 N.m {1.8-2.3 kgf.m, 13-16 ft.lbf}
Tighten No.2 bolts shown in the figure.

Fig 2: Installing High Pressure Line Pipe
Courtesy of MAZDA MOTORS CORP.
1. Fix the joint nut with a wrench on the high pressure fuel pump side as shown in the figure.
2. Tighten the high pressure line pipe installation nut.
Tightening torque

23.5-35.5 N.m {2.40-3.61 kgf.m, 17.4-26.1 ft.lbf}
Tighten No.3, No.4 bolts shown in the figure.
Tightening torque

17-23 N.m {1.8-2.3 kgf.m, 13-16 ft.lbf}